diff options
Diffstat (limited to 'third_party/protobuf/3.0.0/src/google/protobuf/compiler/javanano/javanano_enum.cc')
-rw-r--r-- | third_party/protobuf/3.0.0/src/google/protobuf/compiler/javanano/javanano_enum.cc | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/third_party/protobuf/3.0.0/src/google/protobuf/compiler/javanano/javanano_enum.cc b/third_party/protobuf/3.0.0/src/google/protobuf/compiler/javanano/javanano_enum.cc new file mode 100644 index 0000000000..c6e8dfe90d --- /dev/null +++ b/third_party/protobuf/3.0.0/src/google/protobuf/compiler/javanano/javanano_enum.cc @@ -0,0 +1,143 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// http://code.google.com/p/protobuf/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// Author: kenton@google.com (Kenton Varda) +// Based on original Protocol Buffers design by +// Sanjay Ghemawat, Jeff Dean, and others. + +#include <map> +#include <string> + +#include <google/protobuf/compiler/javanano/javanano_params.h> +#include <google/protobuf/compiler/javanano/javanano_enum.h> +#include <google/protobuf/compiler/javanano/javanano_helpers.h> +#include <google/protobuf/io/printer.h> +#include <google/protobuf/descriptor.pb.h> +#include <google/protobuf/stubs/strutil.h> + +namespace google { +namespace protobuf { +namespace compiler { +namespace javanano { + +EnumGenerator::EnumGenerator(const EnumDescriptor* descriptor, const Params& params) + : params_(params), descriptor_(descriptor) { + for (int i = 0; i < descriptor_->value_count(); i++) { + const EnumValueDescriptor* value = descriptor_->value(i); + const EnumValueDescriptor* canonical_value = + descriptor_->FindValueByNumber(value->number()); + + if (value == canonical_value) { + canonical_values_.push_back(value); + } else { + Alias alias; + alias.value = value; + alias.canonical_value = canonical_value; + aliases_.push_back(alias); + } + } +} + +EnumGenerator::~EnumGenerator() {} + +void EnumGenerator::Generate(io::Printer* printer) { + printer->Print( + "\n" + "// enum $classname$\n", + "classname", descriptor_->name()); + + const string classname = RenameJavaKeywords(descriptor_->name()); + + // Start of container interface + // If generating intdefs, we use the container interface as the intdef if + // present. Otherwise, we just make an empty @interface parallel to the + // constants. + bool use_intdef = params_.generate_intdefs(); + bool use_shell_class = params_.java_enum_style(); + if (use_intdef) { + // @IntDef annotation so tools can enforce correctness + // Annotations will be discarded by the compiler + printer->Print("@java.lang.annotation.Retention(" + "java.lang.annotation.RetentionPolicy.SOURCE)\n" + "@android.support.annotation.IntDef({\n"); + printer->Indent(); + for (int i = 0; i < canonical_values_.size(); i++) { + const string constant_name = + RenameJavaKeywords(canonical_values_[i]->name()); + if (use_shell_class) { + printer->Print("$classname$.$name$,\n", + "classname", classname, + "name", constant_name); + } else { + printer->Print("$name$,\n", "name", constant_name); + } + } + printer->Outdent(); + printer->Print("})\n"); + } + if (use_shell_class || use_intdef) { + printer->Print( + "public $at_for_intdef$interface $classname$ {\n", + "classname", classname, + "at_for_intdef", use_intdef ? "@" : ""); + if (use_shell_class) { + printer->Indent(); + } else { + printer->Print("}\n\n"); + } + } + + // Canonical values + for (int i = 0; i < canonical_values_.size(); i++) { + printer->Print( + "public static final int $name$ = $canonical_value$;\n", + "name", RenameJavaKeywords(canonical_values_[i]->name()), + "canonical_value", SimpleItoa(canonical_values_[i]->number())); + } + + // Aliases + for (int i = 0; i < aliases_.size(); i++) { + printer->Print( + "public static final int $name$ = $canonical_name$;\n", + "name", RenameJavaKeywords(aliases_[i].value->name()), + "canonical_name", RenameJavaKeywords(aliases_[i].canonical_value->name())); + } + + // End of container interface + if (use_shell_class) { + printer->Outdent(); + printer->Print("}\n"); + } +} + +} // namespace javanano +} // namespace compiler +} // namespace protobuf +} // namespace google |